Erdem Secmen Books

Hearing

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Children will enrich their vocabulary in two languages, German and English, while they discover more about the sense of hearing.

Hearing

By Erdem Secmen

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Children enrich their vocabulary in English and in Korean as they discover more about the sense of hearing.

Hearing

By Erdem Secmen

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In rhyming text, introduces young children to hearing.

Sight

By Erdem Secmen

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Children enrich their vocabulary in English and in Korean as they discover more about the sense of sight.

Smell

By Erdem Secmen

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Children enrich their vocabulary in English and in Korean as they discover more about the sense of smell.

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.